In China, where the style of mixing red wine with Coke has only recently fallen out of favor, counterfeiters usually go even cheaper, adding loads of sugar to domestic wines or, in some cases, adding sugar to grape juice imported in bulk.

FORBES: Magazine Article

It is verboten in most parts of the world for a winemaker to add cane sugar to his grape juice, but no such rule applies to tequila.

FORBES: Mexican Invasion

Although sugar-cane harvesting and grape-growing could now be done largely by machine, many farmers find it cheaper to hire foreign hands for the season.

ECONOMIST: Migration